55859799963996 has 48 divisors (see below), whose sum is σ = 165510518414080. Its totient is φ = 15959942846640.

The previous prime is 55859799963959. The next prime is 55859799964013. The reversal of 55859799963996 is 69936999795855.

55859799963996 is a `hidden beast` number, since 5 + 5 + 8 + 59 + 79 + 9 + 96 + 399 + 6 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 55859799963897 and 55859799963906.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36944311390 + ... + 36944312901.

Almost surely, 2^{55859799963996} is an apocalyptic number.

It is an amenable number.

55859799963996 is an abundant number, since it is smaller than the sum of its proper divisors (109650718450084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55859799963996 is a wasteful number, since it uses less digits than its factorization.

55859799963996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73888624311 (or 73888624303 counting only the distinct ones).

The product of its digits is 401769396000, while the sum is 99.

The spelling of 55859799963996 in words is "fifty-five trillion, eight hundred fifty-nine billion, seven hundred ninety-nine million, nine hundred sixty-three thousand, nine hundred ninety-six".